C++ (Cpp) lp855x_i2c_write Examples

Example #1

File: lp855x.c Project: astarasikov/uboot-bn-nook-hd-fastboot

void lp855x_on(u8 cfg)
{
	int r;

	if ((r = select_bus(2, 100)) != 0) {
		printf("select_bus failed: %d\n", r);
		goto out;
	}

	i2c_init(100, LP8556_I2C_ADDR);

	lp855x_i2c_write(BRIGHTNESS_CTRL, 0);
	lp855x_i2c_write(DEVICE_CTRL, 1 | (2 << 1));
	lp855x_i2c_write(CFG5_REG, cfg);

out:
	return r;
}

Example #2

File: lp855x.c Project: astarasikov/uboot-bn-nook-hd-fastboot

void lp855x_set_brightness(u8 brightness)
{
	int r;

	if ((r = select_bus(2, 100)) != 0) {
		printf("select_bus failed: %d\n", r);
	}

	i2c_init(100, LP8556_I2C_ADDR);

	lp855x_i2c_write(BRIGHTNESS_CTRL, brightness);
}

Example #3

static inline int lp855x_write_byte(struct lp855x *lp, u8 reg, u8 data)
{
	u8 written = data;
	return lp855x_i2c_write(lp, reg, &written, 1);
}